fixes #231, mixin application (aka ClassTypeAlias) implicit ctors

lib/runtime/dart/async.js

Index: lib/runtime/dart/async.js
diff --git a/lib/runtime/dart/async.js b/lib/runtime/dart/async.js
index 4f1c236ea27dfe19b14217bcf88f076c95a03db7..036b9f222b05a8b6fe261f783013c781be738f0d 100644
--- a/lib/runtime/dart/async.js
+++ b/lib/runtime/dart/async.js
@@ -3368,8 +3368,16 @@ dart_library.library('dart/async', null, /* Imports */[
       return null;
     }
   }
-  class _NoCallbackAsyncStreamController extends dart.mixin(_StreamController, _AsyncStreamControllerDispatch, _NoCallbacks) {}
-  class _NoCallbackSyncStreamController extends dart.mixin(_StreamController, _SyncStreamControllerDispatch, _NoCallbacks) {}
+  class _NoCallbackAsyncStreamController extends dart.mixin(_StreamController, _AsyncStreamControllerDispatch, _NoCallbacks) {
+    _NoCallbackAsyncStreamController() {
+      super._StreamController(...arguments);
+    }
+  }
+  class _NoCallbackSyncStreamController extends dart.mixin(_StreamController, _SyncStreamControllerDispatch, _NoCallbacks) {
+    _NoCallbackSyncStreamController() {
+      super._StreamController(...arguments);
+    }
+  }
   let _NotificationHandler = dart.typedef('_NotificationHandler', () => dart.functionType(dart.dynamic, []));
   function _runGuarded(notificationHandler) {
     if (notificationHandler == null)